Ruby | DateTime parse() function

Ruby | DateTime jd() function

Last Updated : 09 Jan, 2020

DateTime#jd() : jd() is a DateTime class method which returns a DateTime object denoting the given chronological Julian day number.

Syntax: DateTime.jd() Parameter: DateTime values Return: DateTime object denoting the given chronological Julian day number.

Example #1 :

Ruby

# Ruby code for DateTime.jd() method

# loading library
require 'date'

# declaring DateTime value
date_a = DateTime.jd(25351944)

# declaring DateTime value
date_b = DateTime.jd(4678364)


#  jd method
puts "DateTime jd form : #{date_a}\n\n"

puts "DateTime jd form : #{date_b}\n\n"

Output :

DateTime jd form : 64699-03-01T00:00:00+00:00

DateTime jd form : 8096-10-27T00:00:00+00:00

Example #2 :

Ruby

# Ruby code for DateTime.jd() method

# loading library
require 'date'

# declaring DateTime value
date_a = DateTime.jd(287585851944)

# declaring DateTime value
date_b = DateTime.jd(Rational('0.5'))


#  jd method
puts "DateTime jd form : #{date_a}\n\n"

puts "DateTime jd form : #{date_b}\n\n"

Output :

DateTime jd form : 787378607-01-18T00:00:00+00:00

DateTime jd form : -4712-01-01T12:00:00+00:00

Ruby | DateTime parse() function

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